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Q.

SONET sends ________ frames per second

A

1000

B

2000

C

4000

D

8000

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MCQ

1.

In the _____ method, time is divided into intervals. In each interval, a reservation frame precedes the data frames sent in that interval.

A

reservation

B

polling

C

token passing

D

none of the above

Discussion

MCQ

2.

A _______ is defined as a small, fixed-size block of information

A

frame

B

packet

C

cell

D

none of the above

Discussion

MCQ

3.

In IEEE 802.11, a station with ________ mobility is either stationary (not moving) or moving only inside a BSS.

A

no-transition

B

BSS-transition

C

ESS-transition

D

none of the above

Discussion

MCQ

4.

. In _______ methods, a station cannot send unless it has been authorized by other stations.

A

random access

B

controlled access

C

channelization

D

none of the above

Discussion

MCQ

5.

SONET has defined a hierarchy of signals called ________

A

STSs

B

STMs

C

either (a) or (b)

D

neither (a) nor (b)

Discussion

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